diff options
| author | Simon Glass <sjg@chromium.org> | 2015-02-05 21:41:35 -0700 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2015-02-12 10:35:33 -0700 |
| commit | f94a1bed07e2af1c46ddcf2046cddd979ebfd994 (patch) | |
| tree | a05b119280cceeb6d16f2a4ebd510687c0971dbc /drivers/spi | |
| parent | 2a4eeadd56e0760b33c7ebef383c105479a93cac (diff) | |
| download | u-boot-imx-f94a1bed07e2af1c46ddcf2046cddd979ebfd994.zip u-boot-imx-f94a1bed07e2af1c46ddcf2046cddd979ebfd994.tar.gz u-boot-imx-f94a1bed07e2af1c46ddcf2046cddd979ebfd994.tar.bz2 | |
dm: Expand and complete Kconfig in drivers/
Expand the help messages for each driver. Add missing Kconfig for I2C,
SPI flash and thermal.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Diffstat (limited to 'drivers/spi')
| -rw-r--r-- | drivers/spi/Kconfig | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig index e1678e6..7ae2727 100644 --- a/drivers/spi/Kconfig +++ b/drivers/spi/Kconfig @@ -2,5 +2,11 @@ config DM_SPI bool "Enable Driver Model for SPI drivers" depends on DM help - If you want to use driver model for SPI drivers, say Y. - To use legacy SPI drivers, say N. + Enable driver model for SPI. The SPI slave interface + (spi_setup_slave(), spi_xfer(), etc.) is then implemented by + the SPI uclass. Drivers provide methods to access the SPI + buses that they control. The uclass interface is defined in + include/spi.h. The existing spi_slave structure is attached + as 'parent data' to every slave on each bus. Slaves + typically use driver-private data instead of extending the + spi_slave structure. |